Personal Communications>Personal Letter:  Adams , John (12 May 1780), Letter from John Adams to Abigail Adams, post 12 May 1780, Retrieved on 2026-06-06

Source Material [www.masshist.org]

Books, Brochures, and Chapters>Book:  Pope, Alexander (1733), An Essay on Man, Retrieved on 2021-10-17

Books, Brochures, and Chapters>Book:  Reid, Thomas (1785), Essay on the Intellectual Powers of Man, Retrieved on 2021-10-17

Books, Brochures, and Chapters>Book:  Hume , David (1739), Treatise of Human Nature, Retrieved on 2021-10-14

Source Material [www.gutenberg.org]

Books, Brochures, and Chapters>Book:  Voltaire , (1894), Letters Concerning the English Nation, Retrieved on 2021-10-14

Source Material [www.gutenberg.org]

Books, Brochures, and Chapters>Book:  d'Holbach, Baron (1900), Good Sense Without God, Retrieved on 2021-10-06

Source Material [www.gutenberg.org]

Periodicals>Magazine Article:  Kissinger, Henry (June 2018), How the Enlightenment Ends, Retrieved on 2018-07-27

Source Material [www.theatlantic.com]

Books, Brochures, and Chapters>Book:  Pinker, Steven (2018227), Enlightenment Now: The Case for Reason, Science, Humanism, and Progress, Retrieved on 2018-07-27

Books, Brochures, and Chapters>Book:  Pinker, Steven (2011-10-04), The Better Angels of Our Nature: Why Violence Has Declined, Penguin, Retrieved on 2015-05-29

Source Material [www.googleapis.com]

Electronic/World Wide Web>Internet Article:  Soll, Jacob (2015-05-20), The Culture of Criticism, What do we owe the Enlightenment?, New Republic, Retrieved on 2015-05-21

Source Material [www.newrepublic.com]